./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-commit-tester/main1_drivers-media-video-tlg2300-poseidon-ko--32_7a--4a349aa-1.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 8393723b Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69c90683-5467-4155-a59e-84a80e496ae6/bin/utaipan-I9t0OCRTmS/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69c90683-5467-4155-a59e-84a80e496ae6/bin/utaipan-I9t0OCRTmS/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69c90683-5467-4155-a59e-84a80e496ae6/bin/utaipan-I9t0OCRTmS/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69c90683-5467-4155-a59e-84a80e496ae6/bin/utaipan-I9t0OCRTmS/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-commit-tester/main1_drivers-media-video-tlg2300-poseidon-ko--32_7a--4a349aa-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69c90683-5467-4155-a59e-84a80e496ae6/bin/utaipan-I9t0OCRTmS/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69c90683-5467-4155-a59e-84a80e496ae6/bin/utaipan-I9t0OCRTmS --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash b14346d979087f0e79c2d437f1d9ebd638d786abb53bf06dbe8be9b7dfec00b3 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-8393723 [2022-11-19 07:02:32,122 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-19 07:02:32,124 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-19 07:02:32,154 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-19 07:02:32,157 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-19 07:02:32,161 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-19 07:02:32,164 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-19 07:02:32,171 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-19 07:02:32,174 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-19 07:02:32,181 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-19 07:02:32,183 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-19 07:02:32,185 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-19 07:02:32,186 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-19 07:02:32,189 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-19 07:02:32,191 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-19 07:02:32,193 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-19 07:02:32,195 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-19 07:02:32,197 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-19 07:02:32,199 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-19 07:02:32,204 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-19 07:02:32,206 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-19 07:02:32,208 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-19 07:02:32,211 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-19 07:02:32,213 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-19 07:02:32,224 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-19 07:02:32,225 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-19 07:02:32,225 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-19 07:02:32,226 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-19 07:02:32,228 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-19 07:02:32,230 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-19 07:02:32,231 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-19 07:02:32,232 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-19 07:02:32,234 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-19 07:02:32,236 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-19 07:02:32,238 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-19 07:02:32,238 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-19 07:02:32,239 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-19 07:02:32,240 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-19 07:02:32,240 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-19 07:02:32,241 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-19 07:02:32,242 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-19 07:02:32,243 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69c90683-5467-4155-a59e-84a80e496ae6/bin/utaipan-I9t0OCRTmS/config/svcomp-Reach-64bit-Taipan_Default.epf [2022-11-19 07:02:32,284 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-19 07:02:32,288 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-19 07:02:32,289 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-19 07:02:32,289 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-19 07:02:32,290 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-19 07:02:32,290 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-19 07:02:32,291 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-19 07:02:32,291 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-19 07:02:32,291 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-19 07:02:32,292 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-19 07:02:32,293 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-19 07:02:32,293 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-19 07:02:32,293 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-19 07:02:32,294 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-19 07:02:32,294 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-19 07:02:32,294 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-19 07:02:32,295 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-19 07:02:32,295 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-19 07:02:32,296 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-19 07:02:32,296 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-19 07:02:32,296 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-19 07:02:32,297 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-19 07:02:32,297 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-19 07:02:32,297 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-19 07:02:32,297 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-19 07:02:32,298 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-19 07:02:32,298 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-19 07:02:32,298 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-19 07:02:32,299 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-19 07:02:32,299 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-19 07:02:32,299 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-19 07:02:32,300 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-19 07:02:32,300 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-19 07:02:32,300 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-19 07:02:32,300 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-19 07:02:32,301 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-19 07:02:32,301 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-19 07:02:32,301 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-19 07:02:32,301 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69c90683-5467-4155-a59e-84a80e496ae6/bin/utaipan-I9t0OCRTmS/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69c90683-5467-4155-a59e-84a80e496ae6/bin/utaipan-I9t0OCRTmS Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b14346d979087f0e79c2d437f1d9ebd638d786abb53bf06dbe8be9b7dfec00b3 [2022-11-19 07:02:32,631 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-19 07:02:32,677 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-19 07:02:32,680 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-19 07:02:32,681 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-19 07:02:32,682 INFO L275 PluginConnector]: CDTParser initialized [2022-11-19 07:02:32,683 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69c90683-5467-4155-a59e-84a80e496ae6/bin/utaipan-I9t0OCRTmS/../../sv-benchmarks/c/ldv-commit-tester/main1_drivers-media-video-tlg2300-poseidon-ko--32_7a--4a349aa-1.i [2022-11-19 07:02:32,795 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69c90683-5467-4155-a59e-84a80e496ae6/bin/utaipan-I9t0OCRTmS/data/4495a7870/809cb0063712401c84d68607ae292df2/FLAGee3fa8b3f [2022-11-19 07:02:33,912 INFO L306 CDTParser]: Found 1 translation units. [2022-11-19 07:02:33,912 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69c90683-5467-4155-a59e-84a80e496ae6/sv-benchmarks/c/ldv-commit-tester/main1_drivers-media-video-tlg2300-poseidon-ko--32_7a--4a349aa-1.i [2022-11-19 07:02:33,985 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69c90683-5467-4155-a59e-84a80e496ae6/bin/utaipan-I9t0OCRTmS/data/4495a7870/809cb0063712401c84d68607ae292df2/FLAGee3fa8b3f [2022-11-19 07:02:34,182 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69c90683-5467-4155-a59e-84a80e496ae6/bin/utaipan-I9t0OCRTmS/data/4495a7870/809cb0063712401c84d68607ae292df2 [2022-11-19 07:02:34,185 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-19 07:02:34,187 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-19 07:02:34,191 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-19 07:02:34,191 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-19 07:02:34,195 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-19 07:02:34,197 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:02:34" (1/1) ... [2022-11-19 07:02:34,198 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3bb30cfe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:02:34, skipping insertion in model container [2022-11-19 07:02:34,198 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:02:34" (1/1) ... [2022-11-19 07:02:34,207 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-19 07:02:34,400 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-19 07:02:37,714 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69c90683-5467-4155-a59e-84a80e496ae6/sv-benchmarks/c/ldv-commit-tester/main1_drivers-media-video-tlg2300-poseidon-ko--32_7a--4a349aa-1.i[341124,341137] [2022-11-19 07:02:37,899 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-19 07:02:38,015 INFO L203 MainTranslator]: Completed pre-run [2022-11-19 07:02:38,788 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69c90683-5467-4155-a59e-84a80e496ae6/sv-benchmarks/c/ldv-commit-tester/main1_drivers-media-video-tlg2300-poseidon-ko--32_7a--4a349aa-1.i[341124,341137] [2022-11-19 07:02:38,805 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-19 07:02:39,052 INFO L208 MainTranslator]: Completed translation [2022-11-19 07:02:39,053 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:02:39 WrapperNode [2022-11-19 07:02:39,053 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-19 07:02:39,054 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-19 07:02:39,054 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-19 07:02:39,054 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-19 07:02:39,063 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:02:39" (1/1) ... [2022-11-19 07:02:39,232 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:02:39" (1/1) ... [2022-11-19 07:02:39,399 INFO L138 Inliner]: procedures = 461, calls = 4720, calls flagged for inlining = 237, calls inlined = 15, statements flattened = 2240 [2022-11-19 07:02:39,399 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-19 07:02:39,400 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-19 07:02:39,401 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-19 07:02:39,401 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-19 07:02:39,412 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:02:39" (1/1) ... [2022-11-19 07:02:39,413 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:02:39" (1/1) ... [2022-11-19 07:02:39,448 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:02:39" (1/1) ... [2022-11-19 07:02:39,463 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:02:39" (1/1) ... [2022-11-19 07:02:39,553 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:02:39" (1/1) ... [2022-11-19 07:02:39,574 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:02:39" (1/1) ... [2022-11-19 07:02:39,606 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:02:39" (1/1) ... [2022-11-19 07:02:39,622 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:02:39" (1/1) ... [2022-11-19 07:02:39,653 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-19 07:02:39,657 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-19 07:02:39,657 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-19 07:02:39,657 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-19 07:02:39,658 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:02:39" (1/1) ... [2022-11-19 07:02:39,666 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-19 07:02:39,684 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69c90683-5467-4155-a59e-84a80e496ae6/bin/utaipan-I9t0OCRTmS/z3 [2022-11-19 07:02:39,702 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69c90683-5467-4155-a59e-84a80e496ae6/bin/utaipan-I9t0OCRTmS/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-19 07:02:39,736 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69c90683-5467-4155-a59e-84a80e496ae6/bin/utaipan-I9t0OCRTmS/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-19 07:02:39,769 INFO L130 BoogieDeclarations]: Found specification of procedure usb_submit_urb [2022-11-19 07:02:39,770 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_submit_urb [2022-11-19 07:02:39,770 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-11-19 07:02:39,770 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-11-19 07:02:39,770 INFO L130 BoogieDeclarations]: Found specification of procedure usb_autopm_get_interface [2022-11-19 07:02:39,771 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_autopm_get_interface [2022-11-19 07:02:39,771 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_return_value [2022-11-19 07:02:39,771 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_return_value [2022-11-19 07:02:39,771 INFO L130 BoogieDeclarations]: Found specification of procedure snd_pd_pcm_close [2022-11-19 07:02:39,771 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_pd_pcm_close [2022-11-19 07:02:39,772 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-11-19 07:02:39,772 INFO L130 BoogieDeclarations]: Found specification of procedure kref_get [2022-11-19 07:02:39,772 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_get [2022-11-19 07:02:39,772 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2022-11-19 07:02:39,773 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2022-11-19 07:02:39,773 INFO L130 BoogieDeclarations]: Found specification of procedure usb_autopm_put_interface [2022-11-19 07:02:39,773 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_autopm_put_interface [2022-11-19 07:02:39,773 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-19 07:02:39,773 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_urb [2022-11-19 07:02:39,774 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_urb [2022-11-19 07:02:39,774 INFO L130 BoogieDeclarations]: Found specification of procedure fire_audio_urb [2022-11-19 07:02:39,774 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_audio_urb [2022-11-19 07:02:39,774 INFO L130 BoogieDeclarations]: Found specification of procedure kref_put [2022-11-19 07:02:39,774 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_put [2022-11-19 07:02:39,775 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-19 07:02:39,775 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-19 07:02:39,775 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-19 07:02:39,775 INFO L130 BoogieDeclarations]: Found specification of procedure snd_pd_capture_open [2022-11-19 07:02:39,775 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_pd_capture_open [2022-11-19 07:02:39,776 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_urb [2022-11-19 07:02:39,776 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_urb [2022-11-19 07:02:39,776 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_bulk_urbs_generic [2022-11-19 07:02:39,777 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_bulk_urbs_generic [2022-11-19 07:02:39,777 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-19 07:02:39,777 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-19 07:02:39,777 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2022-11-19 07:02:39,777 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2022-11-19 07:02:39,778 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-19 07:02:39,778 INFO L130 BoogieDeclarations]: Found specification of procedure free_all_urb_generic [2022-11-19 07:02:39,778 INFO L138 BoogieDeclarations]: Found implementation of procedure free_all_urb_generic [2022-11-19 07:02:39,778 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-19 07:02:39,778 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_handler_precall [2022-11-19 07:02:39,778 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_handler_precall [2022-11-19 07:02:39,779 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_urb [2022-11-19 07:02:39,779 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_urb [2022-11-19 07:02:39,779 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2022-11-19 07:02:39,780 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2022-11-19 07:02:39,780 INFO L130 BoogieDeclarations]: Found specification of procedure audio_buf_free [2022-11-19 07:02:39,781 INFO L138 BoogieDeclarations]: Found implementation of procedure audio_buf_free [2022-11-19 07:02:39,782 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-19 07:02:39,782 INFO L130 BoogieDeclarations]: Found specification of procedure snd_pd_hw_capture_free [2022-11-19 07:02:39,782 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_pd_hw_capture_free [2022-11-19 07:02:39,783 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_coherent [2022-11-19 07:02:39,783 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_coherent [2022-11-19 07:02:39,783 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-19 07:02:39,784 INFO L130 BoogieDeclarations]: Found specification of procedure snd_pd_prepare [2022-11-19 07:02:39,784 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_pd_prepare [2022-11-19 07:02:39,784 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2022-11-19 07:02:39,784 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2022-11-19 07:02:40,510 INFO L235 CfgBuilder]: Building ICFG [2022-11-19 07:02:40,513 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-19 07:03:41,744 INFO L276 CfgBuilder]: Performing block encoding [2022-11-19 07:03:43,234 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-19 07:03:43,234 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-19 07:03:43,237 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:03:43 BoogieIcfgContainer [2022-11-19 07:03:43,238 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-19 07:03:43,240 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-19 07:03:43,240 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-19 07:03:43,244 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-19 07:03:43,244 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 07:02:34" (1/3) ... [2022-11-19 07:03:43,245 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@448a3a42 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 07:03:43, skipping insertion in model container [2022-11-19 07:03:43,245 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:02:39" (2/3) ... [2022-11-19 07:03:43,246 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@448a3a42 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 07:03:43, skipping insertion in model container [2022-11-19 07:03:43,247 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:03:43" (3/3) ... [2022-11-19 07:03:43,250 INFO L112 eAbstractionObserver]: Analyzing ICFG main1_drivers-media-video-tlg2300-poseidon-ko--32_7a--4a349aa-1.i [2022-11-19 07:03:43,273 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-19 07:03:43,273 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-19 07:03:43,364 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-19 07:03:43,373 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@123cdebd, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-19 07:03:43,374 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-19 07:03:43,379 INFO L276 IsEmpty]: Start isEmpty. Operand has 157 states, 92 states have (on average 1.3478260869565217) internal successors, (124), 99 states have internal predecessors, (124), 39 states have call successors, (39), 24 states have call predecessors, (39), 24 states have return successors, (39), 39 states have call predecessors, (39), 39 states have call successors, (39) [2022-11-19 07:03:43,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-11-19 07:03:43,387 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 07:03:43,389 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-19 07:03:43,389 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-19 07:03:43,394 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 07:03:43,394 INFO L85 PathProgramCache]: Analyzing trace with hash 662281788, now seen corresponding path program 1 times [2022-11-19 07:03:43,405 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 07:03:43,406 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [664918417] [2022-11-19 07:03:43,406 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 07:03:43,407 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 07:03:44,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 07:03:44,907 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-19 07:03:44,908 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 07:03:44,909 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [664918417] [2022-11-19 07:03:44,910 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [664918417] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 07:03:44,910 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-19 07:03:44,911 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-19 07:03:44,913 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1435810898] [2022-11-19 07:03:44,915 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 07:03:44,920 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-19 07:03:44,921 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 07:03:44,960 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-19 07:03:44,961 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-19 07:03:44,965 INFO L87 Difference]: Start difference. First operand has 157 states, 92 states have (on average 1.3478260869565217) internal successors, (124), 99 states have internal predecessors, (124), 39 states have call successors, (39), 24 states have call predecessors, (39), 24 states have return successors, (39), 39 states have call predecessors, (39), 39 states have call successors, (39) Second operand has 3 states, 3 states have (on average 2.0) internal successors, (6), 3 states have internal predecessors, (6), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-11-19 07:03:47,193 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.21s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 07:03:49,291 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 07:03:49,730 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 07:03:49,731 INFO L93 Difference]: Finished difference Result 173 states and 225 transitions. [2022-11-19 07:03:49,740 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-19 07:03:49,741 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 2.0) internal successors, (6), 3 states have internal predecessors, (6), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 10 [2022-11-19 07:03:49,742 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 07:03:49,754 INFO L225 Difference]: With dead ends: 173 [2022-11-19 07:03:49,754 INFO L226 Difference]: Without dead ends: 153 [2022-11-19 07:03:49,758 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-19 07:03:49,761 INFO L413 NwaCegarLoop]: 155 mSDtfsCounter, 178 mSDsluCounter, 8 mSDsCounter, 0 mSdLazyCounter, 39 mSolverCounterSat, 0 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 179 SdHoareTripleChecker+Valid, 163 SdHoareTripleChecker+Invalid, 41 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 39 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.7s IncrementalHoareTripleChecker+Time [2022-11-19 07:03:49,762 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [179 Valid, 163 Invalid, 41 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 39 Invalid, 2 Unknown, 0 Unchecked, 4.7s Time] [2022-11-19 07:03:49,781 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 153 states. [2022-11-19 07:03:49,822 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 153 to 151. [2022-11-19 07:03:49,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 151 states, 90 states have (on average 1.3222222222222222) internal successors, (119), 94 states have internal predecessors, (119), 38 states have call successors, (38), 24 states have call predecessors, (38), 22 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) [2022-11-19 07:03:49,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 151 states and 190 transitions. [2022-11-19 07:03:49,829 INFO L78 Accepts]: Start accepts. Automaton has 151 states and 190 transitions. Word has length 10 [2022-11-19 07:03:49,830 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 07:03:49,830 INFO L495 AbstractCegarLoop]: Abstraction has 151 states and 190 transitions. [2022-11-19 07:03:49,830 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 2.0) internal successors, (6), 3 states have internal predecessors, (6), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-11-19 07:03:49,831 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 190 transitions. [2022-11-19 07:03:49,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-11-19 07:03:49,832 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 07:03:49,832 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-19 07:03:49,833 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-19 07:03:49,833 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-19 07:03:49,834 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 07:03:49,834 INFO L85 PathProgramCache]: Analyzing trace with hash -944426424, now seen corresponding path program 1 times [2022-11-19 07:03:49,834 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 07:03:49,835 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1420968829] [2022-11-19 07:03:49,835 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 07:03:49,835 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 07:03:50,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 07:03:50,703 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-19 07:03:50,704 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 07:03:50,705 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1420968829] [2022-11-19 07:03:50,705 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1420968829] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 07:03:50,705 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-19 07:03:50,706 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-19 07:03:50,707 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1857654406] [2022-11-19 07:03:50,707 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 07:03:50,710 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-19 07:03:50,710 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 07:03:50,711 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-19 07:03:50,711 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-19 07:03:50,711 INFO L87 Difference]: Start difference. First operand 151 states and 190 transitions. Second operand has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 3 states have internal predecessors, (7), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-11-19 07:03:52,904 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.18s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 07:03:54,961 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 07:03:55,436 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 07:03:55,436 INFO L93 Difference]: Finished difference Result 155 states and 193 transitions. [2022-11-19 07:03:55,441 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-19 07:03:55,442 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 3 states have internal predecessors, (7), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 11 [2022-11-19 07:03:55,442 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 07:03:55,444 INFO L225 Difference]: With dead ends: 155 [2022-11-19 07:03:55,444 INFO L226 Difference]: Without dead ends: 152 [2022-11-19 07:03:55,445 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-19 07:03:55,446 INFO L413 NwaCegarLoop]: 150 mSDtfsCounter, 171 mSDsluCounter, 8 mSDsCounter, 0 mSdLazyCounter, 38 mSolverCounterSat, 0 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 172 SdHoareTripleChecker+Valid, 158 SdHoareTripleChecker+Invalid, 40 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 38 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.7s IncrementalHoareTripleChecker+Time [2022-11-19 07:03:55,446 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [172 Valid, 158 Invalid, 40 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 38 Invalid, 2 Unknown, 0 Unchecked, 4.7s Time] [2022-11-19 07:03:55,448 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 152 states. [2022-11-19 07:03:55,465 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 152 to 150. [2022-11-19 07:03:55,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 150 states, 90 states have (on average 1.3111111111111111) internal successors, (118), 93 states have internal predecessors, (118), 37 states have call successors, (37), 24 states have call predecessors, (37), 22 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) [2022-11-19 07:03:55,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 150 states and 188 transitions. [2022-11-19 07:03:55,469 INFO L78 Accepts]: Start accepts. Automaton has 150 states and 188 transitions. Word has length 11 [2022-11-19 07:03:55,469 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 07:03:55,469 INFO L495 AbstractCegarLoop]: Abstraction has 150 states and 188 transitions. [2022-11-19 07:03:55,469 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 3 states have internal predecessors, (7), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-11-19 07:03:55,470 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 188 transitions. [2022-11-19 07:03:55,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-11-19 07:03:55,471 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 07:03:55,471 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-19 07:03:55,471 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-19 07:03:55,472 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-19 07:03:55,472 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 07:03:55,472 INFO L85 PathProgramCache]: Analyzing trace with hash 787231423, now seen corresponding path program 1 times [2022-11-19 07:03:55,473 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 07:03:55,473 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1359318769] [2022-11-19 07:03:55,473 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 07:03:55,473 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 07:03:55,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 07:03:56,141 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-19 07:03:56,142 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 07:03:56,142 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1359318769] [2022-11-19 07:03:56,143 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1359318769] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 07:03:56,143 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-19 07:03:56,143 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-19 07:03:56,143 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [353158600] [2022-11-19 07:03:56,144 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 07:03:56,144 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-19 07:03:56,144 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 07:03:56,145 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-19 07:03:56,145 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-19 07:03:56,147 INFO L87 Difference]: Start difference. First operand 150 states and 188 transitions. Second operand has 3 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 3 states have internal predecessors, (8), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-11-19 07:03:58,301 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.15s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 07:04:00,379 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 07:04:00,828 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 07:04:00,828 INFO L93 Difference]: Finished difference Result 154 states and 191 transitions. [2022-11-19 07:04:00,834 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-19 07:04:00,834 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 3 states have internal predecessors, (8), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 12 [2022-11-19 07:04:00,834 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 07:04:00,836 INFO L225 Difference]: With dead ends: 154 [2022-11-19 07:04:00,836 INFO L226 Difference]: Without dead ends: 151 [2022-11-19 07:04:00,837 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-19 07:04:00,838 INFO L413 NwaCegarLoop]: 148 mSDtfsCounter, 168 mSDsluCounter, 8 mSDsCounter, 0 mSdLazyCounter, 38 mSolverCounterSat, 0 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 169 SdHoareTripleChecker+Valid, 156 SdHoareTripleChecker+Invalid, 40 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 38 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.7s IncrementalHoareTripleChecker+Time [2022-11-19 07:04:00,838 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [169 Valid, 156 Invalid, 40 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 38 Invalid, 2 Unknown, 0 Unchecked, 4.7s Time] [2022-11-19 07:04:00,839 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 151 states. [2022-11-19 07:04:00,860 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 151 to 149. [2022-11-19 07:04:00,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 149 states, 90 states have (on average 1.3) internal successors, (117), 92 states have internal predecessors, (117), 36 states have call successors, (36), 24 states have call predecessors, (36), 22 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) [2022-11-19 07:04:00,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 149 states and 186 transitions. [2022-11-19 07:04:00,864 INFO L78 Accepts]: Start accepts. Automaton has 149 states and 186 transitions. Word has length 12 [2022-11-19 07:04:00,864 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 07:04:00,864 INFO L495 AbstractCegarLoop]: Abstraction has 149 states and 186 transitions. [2022-11-19 07:04:00,864 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 3 states have internal predecessors, (8), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-11-19 07:04:00,865 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 186 transitions. [2022-11-19 07:04:00,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-11-19 07:04:00,865 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 07:04:00,866 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-19 07:04:00,866 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-19 07:04:00,866 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-19 07:04:00,867 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 07:04:00,867 INFO L85 PathProgramCache]: Analyzing trace with hash -1365945301, now seen corresponding path program 1 times [2022-11-19 07:04:00,867 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 07:04:00,867 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [824970873] [2022-11-19 07:04:00,868 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 07:04:00,868 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 07:04:01,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 07:04:01,527 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-19 07:04:01,528 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 07:04:01,528 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [824970873] [2022-11-19 07:04:01,528 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [824970873] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 07:04:01,529 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-19 07:04:01,529 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-19 07:04:01,531 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1902161015] [2022-11-19 07:04:01,533 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 07:04:01,537 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-19 07:04:01,540 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 07:04:01,542 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-19 07:04:01,542 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-19 07:04:01,542 INFO L87 Difference]: Start difference. First operand 149 states and 186 transitions. Second operand has 3 states, 3 states have (on average 3.0) internal successors, (9), 3 states have internal predecessors, (9), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-11-19 07:04:03,706 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.16s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 07:04:05,781 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 07:04:06,078 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 07:04:06,078 INFO L93 Difference]: Finished difference Result 153 states and 189 transitions. [2022-11-19 07:04:06,082 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-19 07:04:06,082 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 3.0) internal successors, (9), 3 states have internal predecessors, (9), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 13 [2022-11-19 07:04:06,082 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 07:04:06,084 INFO L225 Difference]: With dead ends: 153 [2022-11-19 07:04:06,084 INFO L226 Difference]: Without dead ends: 150 [2022-11-19 07:04:06,085 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-19 07:04:06,086 INFO L413 NwaCegarLoop]: 146 mSDtfsCounter, 165 mSDsluCounter, 8 mSDsCounter, 0 mSdLazyCounter, 38 mSolverCounterSat, 0 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 166 SdHoareTripleChecker+Valid, 154 SdHoareTripleChecker+Invalid, 40 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 38 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.5s IncrementalHoareTripleChecker+Time [2022-11-19 07:04:06,086 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [166 Valid, 154 Invalid, 40 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 38 Invalid, 2 Unknown, 0 Unchecked, 4.5s Time] [2022-11-19 07:04:06,087 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 150 states. [2022-11-19 07:04:06,119 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 150 to 148. [2022-11-19 07:04:06,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 148 states, 90 states have (on average 1.288888888888889) internal successors, (116), 91 states have internal predecessors, (116), 35 states have call successors, (35), 24 states have call predecessors, (35), 22 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) [2022-11-19 07:04:06,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 148 states and 184 transitions. [2022-11-19 07:04:06,126 INFO L78 Accepts]: Start accepts. Automaton has 148 states and 184 transitions. Word has length 13 [2022-11-19 07:04:06,127 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 07:04:06,127 INFO L495 AbstractCegarLoop]: Abstraction has 148 states and 184 transitions. [2022-11-19 07:04:06,127 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 3.0) internal successors, (9), 3 states have internal predecessors, (9), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-11-19 07:04:06,127 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 184 transitions. [2022-11-19 07:04:06,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-11-19 07:04:06,128 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 07:04:06,128 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-19 07:04:06,129 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-11-19 07:04:06,129 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-19 07:04:06,129 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 07:04:06,129 INFO L85 PathProgramCache]: Analyzing trace with hash 605057858, now seen corresponding path program 1 times [2022-11-19 07:04:06,130 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 07:04:06,130 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [446235977] [2022-11-19 07:04:06,130 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 07:04:06,130 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 07:04:06,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 07:04:06,758 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-19 07:04:06,758 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 07:04:06,758 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [446235977] [2022-11-19 07:04:06,758 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [446235977] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 07:04:06,759 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-19 07:04:06,759 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-19 07:04:06,759 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1258600107] [2022-11-19 07:04:06,759 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 07:04:06,760 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-19 07:04:06,760 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 07:04:06,760 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-19 07:04:06,761 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-19 07:04:06,762 INFO L87 Difference]: Start difference. First operand 148 states and 184 transitions. Second operand has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 3 states have internal predecessors, (10), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-11-19 07:04:08,911 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.15s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 07:04:10,984 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 07:04:11,187 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 07:04:11,187 INFO L93 Difference]: Finished difference Result 150 states and 186 transitions. [2022-11-19 07:04:11,191 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-19 07:04:11,191 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 3 states have internal predecessors, (10), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 14 [2022-11-19 07:04:11,191 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 07:04:11,191 INFO L225 Difference]: With dead ends: 150 [2022-11-19 07:04:11,191 INFO L226 Difference]: Without dead ends: 0 [2022-11-19 07:04:11,192 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-19 07:04:11,194 INFO L413 NwaCegarLoop]: 144 mSDtfsCounter, 161 mSDsluCounter, 8 mSDsCounter, 0 mSdLazyCounter, 37 mSolverCounterSat, 0 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 162 SdHoareTripleChecker+Valid, 152 SdHoareTripleChecker+Invalid, 39 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 37 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.4s IncrementalHoareTripleChecker+Time [2022-11-19 07:04:11,194 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [162 Valid, 152 Invalid, 39 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 37 Invalid, 2 Unknown, 0 Unchecked, 4.4s Time] [2022-11-19 07:04:11,195 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-11-19 07:04:11,195 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-11-19 07:04:11,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-19 07:04:11,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-11-19 07:04:11,196 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 14 [2022-11-19 07:04:11,196 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 07:04:11,196 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-19 07:04:11,197 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 3 states have internal predecessors, (10), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-11-19 07:04:11,197 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-11-19 07:04:11,197 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-11-19 07:04:11,200 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-11-19 07:04:11,201 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-11-19 07:04:11,203 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2022-11-19 07:04:13,631 INFO L899 garLoopResultBuilder]: For program point usb_submit_urbEXIT(lines 12652 12654) no Hoare annotation was computed. [2022-11-19 07:04:13,632 INFO L902 garLoopResultBuilder]: At program point usb_submit_urbENTRY(lines 12652 12654) the Hoare annotation is: true [2022-11-19 07:04:13,632 INFO L899 garLoopResultBuilder]: For program point usb_autopm_get_interfaceEXIT(lines 12594 12596) no Hoare annotation was computed. [2022-11-19 07:04:13,632 INFO L902 garLoopResultBuilder]: At program point usb_autopm_get_interfaceENTRY(lines 12594 12596) the Hoare annotation is: true [2022-11-19 07:04:13,632 INFO L902 garLoopResultBuilder]: At program point ldv_errorENTRY(lines 11824 11829) the Hoare annotation is: true [2022-11-19 07:04:13,632 INFO L899 garLoopResultBuilder]: For program point ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION(line 11827) no Hoare annotation was computed. [2022-11-19 07:04:13,632 INFO L899 garLoopResultBuilder]: For program point ldv_errorEXIT(lines 11824 11829) no Hoare annotation was computed. [2022-11-19 07:04:13,632 INFO L899 garLoopResultBuilder]: For program point snd_pd_capture_openFINAL(lines 8259 8282) no Hoare annotation was computed. [2022-11-19 07:04:13,632 INFO L899 garLoopResultBuilder]: For program point snd_pd_capture_openEXIT(lines 8259 8282) no Hoare annotation was computed. [2022-11-19 07:04:13,633 INFO L902 garLoopResultBuilder]: At program point L8268(lines 8268 8271) the Hoare annotation is: true [2022-11-19 07:04:13,633 INFO L902 garLoopResultBuilder]: At program point L8278(line 8278) the Hoare annotation is: true [2022-11-19 07:04:13,633 INFO L899 garLoopResultBuilder]: For program point L8279-1(line 8279) no Hoare annotation was computed. [2022-11-19 07:04:13,633 INFO L902 garLoopResultBuilder]: At program point L8279(line 8279) the Hoare annotation is: true [2022-11-19 07:04:13,633 INFO L902 garLoopResultBuilder]: At program point snd_pd_capture_openENTRY(lines 8259 8282) the Hoare annotation is: true [2022-11-19 07:04:13,633 INFO L899 garLoopResultBuilder]: For program point L8278-1(line 8278) no Hoare annotation was computed. [2022-11-19 07:04:13,634 INFO L902 garLoopResultBuilder]: At program point kref_getENTRY(lines 12492 12494) the Hoare annotation is: true [2022-11-19 07:04:13,634 INFO L899 garLoopResultBuilder]: For program point kref_getEXIT(lines 12492 12494) no Hoare annotation was computed. [2022-11-19 07:04:13,634 INFO L902 garLoopResultBuilder]: At program point ldv_initializeENTRY(lines 12372 12382) the Hoare annotation is: true [2022-11-19 07:04:13,634 INFO L899 garLoopResultBuilder]: For program point ldv_initializeEXIT(lines 12372 12382) no Hoare annotation was computed. [2022-11-19 07:04:13,634 INFO L899 garLoopResultBuilder]: For program point usb_autopm_put_interfaceEXIT(lines 12597 12599) no Hoare annotation was computed. [2022-11-19 07:04:13,635 INFO L902 garLoopResultBuilder]: At program point usb_autopm_put_interfaceENTRY(lines 12597 12599) the Hoare annotation is: true [2022-11-19 07:04:13,635 INFO L899 garLoopResultBuilder]: For program point snd_pd_hw_capture_freeEXIT(lines 8352 8364) no Hoare annotation was computed. [2022-11-19 07:04:13,635 INFO L899 garLoopResultBuilder]: For program point L8361(line 8361) no Hoare annotation was computed. [2022-11-19 07:04:13,635 INFO L902 garLoopResultBuilder]: At program point snd_pd_hw_capture_freeENTRY(lines 8352 8364) the Hoare annotation is: true [2022-11-19 07:04:13,635 INFO L902 garLoopResultBuilder]: At program point L8357-2(lines 8357 8360) the Hoare annotation is: true [2022-11-19 07:04:13,636 INFO L902 garLoopResultBuilder]: At program point L8477(line 8477) the Hoare annotation is: true [2022-11-19 07:04:13,636 INFO L899 garLoopResultBuilder]: For program point fire_audio_urbEXIT(lines 8464 8491) no Hoare annotation was computed. [2022-11-19 07:04:13,636 INFO L899 garLoopResultBuilder]: For program point L8477-1(line 8477) no Hoare annotation was computed. [2022-11-19 07:04:13,636 INFO L902 garLoopResultBuilder]: At program point L8472(lines 8472 8473) the Hoare annotation is: true [2022-11-19 07:04:13,636 INFO L899 garLoopResultBuilder]: For program point L8472-1(lines 8472 8473) no Hoare annotation was computed. [2022-11-19 07:04:13,637 INFO L902 garLoopResultBuilder]: At program point L8483(lines 8469 8490) the Hoare annotation is: true [2022-11-19 07:04:13,637 INFO L902 garLoopResultBuilder]: At program point fire_audio_urbENTRY(lines 8464 8491) the Hoare annotation is: true [2022-11-19 07:04:13,637 INFO L902 garLoopResultBuilder]: At program point L12588(line 12588) the Hoare annotation is: true [2022-11-19 07:04:13,637 INFO L899 garLoopResultBuilder]: For program point L12588-1(line 12588) no Hoare annotation was computed. [2022-11-19 07:04:13,637 INFO L902 garLoopResultBuilder]: At program point usb_alloc_coherentENTRY(lines 12587 12589) the Hoare annotation is: true [2022-11-19 07:04:13,638 INFO L899 garLoopResultBuilder]: For program point usb_alloc_coherentEXIT(lines 12587 12589) no Hoare annotation was computed. [2022-11-19 07:04:13,638 INFO L899 garLoopResultBuilder]: For program point ldv_check_return_valueEXIT(lines 12502 12504) no Hoare annotation was computed. [2022-11-19 07:04:13,638 INFO L902 garLoopResultBuilder]: At program point ldv_check_return_valueENTRY(lines 12502 12504) the Hoare annotation is: true [2022-11-19 07:04:13,638 INFO L899 garLoopResultBuilder]: For program point kref_putEXIT(lines 12499 12501) no Hoare annotation was computed. [2022-11-19 07:04:13,638 INFO L902 garLoopResultBuilder]: At program point kref_putENTRY(lines 12499 12501) the Hoare annotation is: true [2022-11-19 07:04:13,639 INFO L902 garLoopResultBuilder]: At program point L6138(lines 6138 6144) the Hoare annotation is: true [2022-11-19 07:04:13,639 INFO L902 garLoopResultBuilder]: At program point L6141(line 6141) the Hoare annotation is: true [2022-11-19 07:04:13,639 INFO L899 garLoopResultBuilder]: For program point L6141-1(line 6141) no Hoare annotation was computed. [2022-11-19 07:04:13,639 INFO L899 garLoopResultBuilder]: For program point L6138-2(lines 6138 6144) no Hoare annotation was computed. [2022-11-19 07:04:13,639 INFO L902 garLoopResultBuilder]: At program point free_all_urb_genericENTRY(lines 6129 6153) the Hoare annotation is: true [2022-11-19 07:04:13,640 INFO L902 garLoopResultBuilder]: At program point L6146(lines 6133 6152) the Hoare annotation is: true [2022-11-19 07:04:13,640 INFO L899 garLoopResultBuilder]: For program point free_all_urb_genericEXIT(lines 6129 6153) no Hoare annotation was computed. [2022-11-19 07:04:13,640 INFO L899 garLoopResultBuilder]: For program point ldv_handler_precallEXIT(lines 12508 12510) no Hoare annotation was computed. [2022-11-19 07:04:13,640 INFO L902 garLoopResultBuilder]: At program point ldv_handler_precallFINAL(lines 12508 12510) the Hoare annotation is: true [2022-11-19 07:04:13,641 INFO L899 garLoopResultBuilder]: For program point usb_free_urbEXIT(lines 12617 12619) no Hoare annotation was computed. [2022-11-19 07:04:13,641 INFO L902 garLoopResultBuilder]: At program point usb_free_urbENTRY(lines 12617 12619) the Hoare annotation is: true [2022-11-19 07:04:13,641 INFO L902 garLoopResultBuilder]: At program point __create_pipeENTRY(lines 5412 5417) the Hoare annotation is: true [2022-11-19 07:04:13,641 INFO L899 garLoopResultBuilder]: For program point __create_pipeEXIT(lines 5412 5417) no Hoare annotation was computed. [2022-11-19 07:04:13,641 INFO L902 garLoopResultBuilder]: At program point snd_pd_pcm_closeENTRY(lines 8283 8296) the Hoare annotation is: true [2022-11-19 07:04:13,642 INFO L899 garLoopResultBuilder]: For program point snd_pd_pcm_closeEXIT(lines 8283 8296) no Hoare annotation was computed. [2022-11-19 07:04:13,642 INFO L899 garLoopResultBuilder]: For program point L8292-1(line 8292) no Hoare annotation was computed. [2022-11-19 07:04:13,642 INFO L902 garLoopResultBuilder]: At program point L8292(line 8292) the Hoare annotation is: true [2022-11-19 07:04:13,642 INFO L899 garLoopResultBuilder]: For program point L8293-1(line 8293) no Hoare annotation was computed. [2022-11-19 07:04:13,642 INFO L902 garLoopResultBuilder]: At program point L8293(line 8293) the Hoare annotation is: true [2022-11-19 07:04:13,643 INFO L899 garLoopResultBuilder]: For program point snd_pd_prepareEXIT(lines 8365 8370) no Hoare annotation was computed. [2022-11-19 07:04:13,643 INFO L902 garLoopResultBuilder]: At program point snd_pd_prepareENTRY(lines 8365 8370) the Hoare annotation is: true [2022-11-19 07:04:13,643 INFO L902 garLoopResultBuilder]: At program point ldv_mallocENTRY(lines 5429 5438) the Hoare annotation is: true [2022-11-19 07:04:13,643 INFO L899 garLoopResultBuilder]: For program point ldv_mallocEXIT(lines 5429 5438) no Hoare annotation was computed. [2022-11-19 07:04:13,644 INFO L902 garLoopResultBuilder]: At program point usb_alloc_urbENTRY(lines 12590 12592) the Hoare annotation is: true [2022-11-19 07:04:13,644 INFO L899 garLoopResultBuilder]: For program point L12591-1(line 12591) no Hoare annotation was computed. [2022-11-19 07:04:13,644 INFO L902 garLoopResultBuilder]: At program point L12591(line 12591) the Hoare annotation is: true [2022-11-19 07:04:13,644 INFO L899 garLoopResultBuilder]: For program point usb_alloc_urbEXIT(lines 12590 12592) no Hoare annotation was computed. [2022-11-19 07:04:13,645 INFO L895 garLoopResultBuilder]: At program point L12404(line 12404) the Hoare annotation is: (or (not (= 1 ~ldv_mutex_mutex_of_device~0)) (not (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1)) (not (= ~ldv_mutex_power_lock_of_snd_card~0 1)) (not (= ~ldv_mutex_lock_of_poseidon~0 1)) (not (= ~ldv_mutex_pm_mutex~0 1))) [2022-11-19 07:04:13,645 INFO L899 garLoopResultBuilder]: For program point L12404-1(lines 12383 12408) no Hoare annotation was computed. [2022-11-19 07:04:13,645 INFO L895 garLoopResultBuilder]: At program point L12396(line 12396) the Hoare annotation is: (or (not (= 1 ~ldv_mutex_mutex_of_device~0)) (not (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1)) (not (= ~ldv_mutex_power_lock_of_snd_card~0 1)) (not (= ~ldv_mutex_lock_of_poseidon~0 1)) (not (= ~ldv_mutex_pm_mutex~0 1))) [2022-11-19 07:04:13,645 INFO L899 garLoopResultBuilder]: For program point L12396-1(lines 12385 12407) no Hoare annotation was computed. [2022-11-19 07:04:13,646 INFO L895 garLoopResultBuilder]: At program point L12400(line 12400) the Hoare annotation is: (or (not (= 1 ~ldv_mutex_mutex_of_device~0)) (not (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1)) (not (= ~ldv_mutex_power_lock_of_snd_card~0 1)) (not (= ~ldv_mutex_lock_of_poseidon~0 1)) (not (= ~ldv_mutex_pm_mutex~0 1))) [2022-11-19 07:04:13,646 INFO L899 garLoopResultBuilder]: For program point L12400-1(lines 12385 12407) no Hoare annotation was computed. [2022-11-19 07:04:13,646 INFO L895 garLoopResultBuilder]: At program point L12388(line 12388) the Hoare annotation is: (or (not (= 1 ~ldv_mutex_mutex_of_device~0)) (not (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1)) (not (= ~ldv_mutex_power_lock_of_snd_card~0 1)) (not (= ~ldv_mutex_lock_of_poseidon~0 1)) (not (= ~ldv_mutex_pm_mutex~0 1))) [2022-11-19 07:04:13,646 INFO L899 garLoopResultBuilder]: For program point L12388-1(lines 12385 12407) no Hoare annotation was computed. [2022-11-19 07:04:13,647 INFO L895 garLoopResultBuilder]: At program point L12392(line 12392) the Hoare annotation is: (or (not (= 1 ~ldv_mutex_mutex_of_device~0)) (not (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1)) (not (= ~ldv_mutex_power_lock_of_snd_card~0 1)) (not (= ~ldv_mutex_lock_of_poseidon~0 1)) (not (= ~ldv_mutex_pm_mutex~0 1))) [2022-11-19 07:04:13,647 INFO L899 garLoopResultBuilder]: For program point ldv_check_final_stateEXIT(lines 12383 12408) no Hoare annotation was computed. [2022-11-19 07:04:13,647 INFO L899 garLoopResultBuilder]: For program point L12392-1(lines 12385 12407) no Hoare annotation was computed. [2022-11-19 07:04:13,647 INFO L902 garLoopResultBuilder]: At program point ldv_check_final_stateENTRY(lines 12383 12408) the Hoare annotation is: true [2022-11-19 07:04:13,647 INFO L902 garLoopResultBuilder]: At program point L6111(line 6111) the Hoare annotation is: true [2022-11-19 07:04:13,648 INFO L899 garLoopResultBuilder]: For program point L6111-1(line 6111) no Hoare annotation was computed. [2022-11-19 07:04:13,648 INFO L899 garLoopResultBuilder]: For program point alloc_bulk_urbs_genericFINAL(lines 6090 6128) no Hoare annotation was computed. [2022-11-19 07:04:13,648 INFO L902 garLoopResultBuilder]: At program point L6109(line 6109) the Hoare annotation is: true [2022-11-19 07:04:13,648 INFO L899 garLoopResultBuilder]: For program point L6109-1(line 6109) no Hoare annotation was computed. [2022-11-19 07:04:13,648 INFO L899 garLoopResultBuilder]: For program point L6103(line 6103) no Hoare annotation was computed. [2022-11-19 07:04:13,649 INFO L899 garLoopResultBuilder]: For program point L6105(lines 6105 6108) no Hoare annotation was computed. [2022-11-19 07:04:13,649 INFO L899 garLoopResultBuilder]: For program point L6110(lines 6110 6114) no Hoare annotation was computed. [2022-11-19 07:04:13,649 INFO L902 garLoopResultBuilder]: At program point L6123(lines 6099 6127) the Hoare annotation is: true [2022-11-19 07:04:13,649 INFO L902 garLoopResultBuilder]: At program point alloc_bulk_urbs_genericENTRY(lines 6090 6128) the Hoare annotation is: true [2022-11-19 07:04:13,649 INFO L899 garLoopResultBuilder]: For program point alloc_bulk_urbs_genericEXIT(lines 6090 6128) no Hoare annotation was computed. [2022-11-19 07:04:13,650 INFO L902 garLoopResultBuilder]: At program point L6121(lines 6099 6127) the Hoare annotation is: true [2022-11-19 07:04:13,650 INFO L902 garLoopResultBuilder]: At program point L6115(line 6115) the Hoare annotation is: true [2022-11-19 07:04:13,650 INFO L902 garLoopResultBuilder]: At program point L6115-1(line 6115) the Hoare annotation is: true [2022-11-19 07:04:13,650 INFO L899 garLoopResultBuilder]: For program point L8508(lines 8508 8511) no Hoare annotation was computed. [2022-11-19 07:04:13,650 INFO L895 garLoopResultBuilder]: At program point L8492(lines 8492 8532) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_power_lock_of_snd_card~0 1) (= ~ldv_mutex_pm_mutex~0 1) (= ~ldv_mutex_lock_of_poseidon~0 1) (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1)) [2022-11-19 07:04:13,651 INFO L899 garLoopResultBuilder]: For program point L8682(line 8682) no Hoare annotation was computed. [2022-11-19 07:04:13,651 INFO L899 garLoopResultBuilder]: For program point L8657(line 8657) no Hoare annotation was computed. [2022-11-19 07:04:13,651 INFO L899 garLoopResultBuilder]: For program point L8674(line 8674) no Hoare annotation was computed. [2022-11-19 07:04:13,651 INFO L899 garLoopResultBuilder]: For program point L8666(line 8666) no Hoare annotation was computed. [2022-11-19 07:04:13,651 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2022-11-19 07:04:13,652 INFO L899 garLoopResultBuilder]: For program point L8641(line 8641) no Hoare annotation was computed. [2022-11-19 07:04:13,652 INFO L895 garLoopResultBuilder]: At program point L12746(line 12746) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_power_lock_of_snd_card~0 1) (= ~ldv_mutex_pm_mutex~0 1) (= ~ldv_mutex_lock_of_poseidon~0 1) (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1)) [2022-11-19 07:04:13,652 INFO L895 garLoopResultBuilder]: At program point L8683(line 8683) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_power_lock_of_snd_card~0 1) (= ~ldv_mutex_pm_mutex~0 1) (= ~ldv_mutex_lock_of_poseidon~0 1) (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1)) [2022-11-19 07:04:13,652 INFO L899 garLoopResultBuilder]: For program point L8683-1(line 8683) no Hoare annotation was computed. [2022-11-19 07:04:13,653 INFO L895 garLoopResultBuilder]: At program point L8675(line 8675) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_power_lock_of_snd_card~0 1) (= ~ldv_mutex_pm_mutex~0 1) (= ~ldv_mutex_lock_of_poseidon~0 1) (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1)) [2022-11-19 07:04:13,653 INFO L899 garLoopResultBuilder]: For program point L8642(lines 8642 8652) no Hoare annotation was computed. [2022-11-19 07:04:13,653 INFO L899 garLoopResultBuilder]: For program point L8675-1(line 8675) no Hoare annotation was computed. [2022-11-19 07:04:13,653 INFO L895 garLoopResultBuilder]: At program point L12746-1(line 12746) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_power_lock_of_snd_card~0 1) (= ~ldv_mutex_pm_mutex~0 1) (= ~ldv_mutex_lock_of_poseidon~0 1) (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1)) [2022-11-19 07:04:13,653 INFO L895 garLoopResultBuilder]: At program point L8667(line 8667) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_power_lock_of_snd_card~0 1) (= ~ldv_mutex_pm_mutex~0 1) (= ~ldv_mutex_lock_of_poseidon~0 1) (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1)) [2022-11-19 07:04:13,654 INFO L895 garLoopResultBuilder]: At program point L8667-1(line 8667) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_power_lock_of_snd_card~0 1) (= ~ldv_mutex_pm_mutex~0 1) (= ~ldv_mutex_lock_of_poseidon~0 1) (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1)) [2022-11-19 07:04:13,654 INFO L895 garLoopResultBuilder]: At program point L8692(lines 8692 8695) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_power_lock_of_snd_card~0 1) (= ~ldv_mutex_pm_mutex~0 1) (= ~ldv_mutex_lock_of_poseidon~0 1) (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1)) [2022-11-19 07:04:13,654 INFO L895 garLoopResultBuilder]: At program point L8643(line 8643) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_power_lock_of_snd_card~0 1) (= ~ldv_mutex_pm_mutex~0 1) (= ~ldv_mutex_lock_of_poseidon~0 1) (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1)) [2022-11-19 07:04:13,654 INFO L895 garLoopResultBuilder]: At program point L8643-1(line 8643) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_power_lock_of_snd_card~0 1) (= ~ldv_mutex_pm_mutex~0 1) (= ~ldv_mutex_lock_of_poseidon~0 1) (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1)) [2022-11-19 07:04:13,655 INFO L899 garLoopResultBuilder]: For program point L8668(line 8668) no Hoare annotation was computed. [2022-11-19 07:04:13,655 INFO L899 garLoopResultBuilder]: For program point L8644(line 8644) no Hoare annotation was computed. [2022-11-19 07:04:13,655 INFO L895 garLoopResultBuilder]: At program point L8322(lines 8297 8324) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_power_lock_of_snd_card~0 1) (= ~ldv_mutex_pm_mutex~0 1) (= ~ldv_mutex_lock_of_poseidon~0 1) (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1)) [2022-11-19 07:04:13,655 INFO L895 garLoopResultBuilder]: At program point L8520(line 8520) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_power_lock_of_snd_card~0 1) (= ~ldv_mutex_pm_mutex~0 1) (= ~ldv_mutex_lock_of_poseidon~0 1) (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1)) [2022-11-19 07:04:13,656 INFO L899 garLoopResultBuilder]: For program point L8520-1(line 8520) no Hoare annotation was computed. [2022-11-19 07:04:13,656 INFO L902 garLoopResultBuilder]: At program point L8636(line 8636) the Hoare annotation is: true [2022-11-19 07:04:13,656 INFO L895 garLoopResultBuilder]: At program point L12749(line 12749) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_power_lock_of_snd_card~0 1) (= ~ldv_mutex_pm_mutex~0 1) (= ~ldv_mutex_lock_of_poseidon~0 1) (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1)) [2022-11-19 07:04:13,656 INFO L895 garLoopResultBuilder]: At program point L12749-1(line 12749) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_power_lock_of_snd_card~0 1) (= ~ldv_mutex_pm_mutex~0 1) (= ~ldv_mutex_lock_of_poseidon~0 1) (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1)) [2022-11-19 07:04:13,656 INFO L895 garLoopResultBuilder]: At program point L8645(line 8645) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_power_lock_of_snd_card~0 1) (= ~ldv_mutex_pm_mutex~0 1) (= ~ldv_mutex_lock_of_poseidon~0 1) (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1)) [2022-11-19 07:04:13,657 INFO L899 garLoopResultBuilder]: For program point L8645-1(lines 8642 8651) no Hoare annotation was computed. [2022-11-19 07:04:13,657 INFO L899 garLoopResultBuilder]: For program point L8678(line 8678) no Hoare annotation was computed. [2022-11-19 07:04:13,657 INFO L899 garLoopResultBuilder]: For program point L8670(line 8670) no Hoare annotation was computed. [2022-11-19 07:04:13,657 INFO L899 garLoopResultBuilder]: For program point L8307(lines 8307 8314) no Hoare annotation was computed. [2022-11-19 07:04:13,657 INFO L899 garLoopResultBuilder]: For program point L8662(line 8662) no Hoare annotation was computed. [2022-11-19 07:04:13,658 INFO L899 garLoopResultBuilder]: For program point L8307-2(lines 8307 8314) no Hoare annotation was computed. [2022-11-19 07:04:13,658 INFO L899 garLoopResultBuilder]: For program point L8654(line 8654) no Hoare annotation was computed. [2022-11-19 07:04:13,658 INFO L895 garLoopResultBuilder]: At program point L8679(line 8679) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_power_lock_of_snd_card~0 1) (= ~ldv_mutex_pm_mutex~0 1) (= ~ldv_mutex_lock_of_poseidon~0 1) (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1)) [2022-11-19 07:04:13,658 INFO L895 garLoopResultBuilder]: At program point L8679-1(line 8679) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_power_lock_of_snd_card~0 1) (= ~ldv_mutex_pm_mutex~0 1) (= ~ldv_mutex_lock_of_poseidon~0 1) (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1)) [2022-11-19 07:04:13,658 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2022-11-19 07:04:13,659 INFO L895 garLoopResultBuilder]: At program point L8671(line 8671) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_power_lock_of_snd_card~0 1) (= ~ldv_mutex_pm_mutex~0 1) (= ~ldv_mutex_lock_of_poseidon~0 1) (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1)) [2022-11-19 07:04:13,659 INFO L895 garLoopResultBuilder]: At program point L8671-1(line 8671) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_power_lock_of_snd_card~0 1) (= ~ldv_mutex_pm_mutex~0 1) (= ~ldv_mutex_lock_of_poseidon~0 1) (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1)) [2022-11-19 07:04:13,659 INFO L895 garLoopResultBuilder]: At program point L8696(lines 8633 8699) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_power_lock_of_snd_card~0 1) (= ~ldv_mutex_pm_mutex~0 1) (= ~ldv_mutex_lock_of_poseidon~0 1) (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1)) [2022-11-19 07:04:13,659 INFO L895 garLoopResultBuilder]: At program point L8663(line 8663) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_power_lock_of_snd_card~0 1) (= ~ldv_mutex_pm_mutex~0 1) (= ~ldv_mutex_lock_of_poseidon~0 1) (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1)) [2022-11-19 07:04:13,660 INFO L895 garLoopResultBuilder]: At program point L8308(lines 8308 8311) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_power_lock_of_snd_card~0 1) (= ~ldv_mutex_pm_mutex~0 1) (= ~ldv_mutex_lock_of_poseidon~0 1) (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1)) [2022-11-19 07:04:13,660 INFO L895 garLoopResultBuilder]: At program point L8663-1(line 8663) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_power_lock_of_snd_card~0 1) (= ~ldv_mutex_pm_mutex~0 1) (= ~ldv_mutex_lock_of_poseidon~0 1) (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1)) [2022-11-19 07:04:13,660 INFO L899 garLoopResultBuilder]: For program point L8655(lines 8655 8660) no Hoare annotation was computed. [2022-11-19 07:04:13,660 INFO L899 garLoopResultBuilder]: For program point L8507(line 8507) no Hoare annotation was computed. [2022-11-19 07:04:13,661 INFO L899 garLoopResultBuilder]: For program point L8672(line 8672) no Hoare annotation was computed. [2022-11-19 07:04:13,661 INFO L895 garLoopResultBuilder]: At program point L8697(line 8697) the Hoare annotation is: (= ~ldv_mutex_lock_of_poseidon~0 1) [2022-11-19 07:04:13,661 INFO L895 garLoopResultBuilder]: At program point L8689(lines 8633 8699) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_power_lock_of_snd_card~0 1) (= ~ldv_mutex_pm_mutex~0 1) (= ~ldv_mutex_lock_of_poseidon~0 1) (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1)) [2022-11-19 07:04:13,661 INFO L895 garLoopResultBuilder]: At program point L8656(line 8656) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_power_lock_of_snd_card~0 1) (= ~ldv_mutex_pm_mutex~0 1) (= ~ldv_mutex_lock_of_poseidon~0 1) (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1)) [2022-11-19 07:04:13,661 INFO L895 garLoopResultBuilder]: At program point L8656-1(line 8656) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_power_lock_of_snd_card~0 1) (= ~ldv_mutex_pm_mutex~0 1) (= ~ldv_mutex_lock_of_poseidon~0 1) (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1)) [2022-11-19 07:04:13,662 INFO L899 garLoopResultBuilder]: For program point L8516(lines 8516 8519) no Hoare annotation was computed. [2022-11-19 07:04:13,662 INFO L899 garLoopResultBuilder]: For program point usb_kill_urbEXIT(lines 12626 12628) no Hoare annotation was computed. [2022-11-19 07:04:13,662 INFO L902 garLoopResultBuilder]: At program point usb_kill_urbENTRY(lines 12626 12628) the Hoare annotation is: true [2022-11-19 07:04:13,662 INFO L902 garLoopResultBuilder]: At program point L8339(lines 8329 8350) the Hoare annotation is: true [2022-11-19 07:04:13,662 INFO L899 garLoopResultBuilder]: For program point L8335-1(line 8335) no Hoare annotation was computed. [2022-11-19 07:04:13,663 INFO L902 garLoopResultBuilder]: At program point L8335(line 8335) the Hoare annotation is: true [2022-11-19 07:04:13,663 INFO L902 garLoopResultBuilder]: At program point audio_buf_freeENTRY(lines 8325 8351) the Hoare annotation is: true [2022-11-19 07:04:13,663 INFO L899 garLoopResultBuilder]: For program point audio_buf_freeEXIT(lines 8325 8351) no Hoare annotation was computed. [2022-11-19 07:04:13,663 INFO L899 garLoopResultBuilder]: For program point L8344-1(lines 8329 8350) no Hoare annotation was computed. [2022-11-19 07:04:13,663 INFO L902 garLoopResultBuilder]: At program point L8344(line 8344) the Hoare annotation is: true [2022-11-19 07:04:13,663 INFO L899 garLoopResultBuilder]: For program point L8334(lines 8334 8337) no Hoare annotation was computed. [2022-11-19 07:04:13,664 INFO L899 garLoopResultBuilder]: For program point L8334-2(lines 8334 8337) no Hoare annotation was computed. [2022-11-19 07:04:13,667 INFO L444 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1] [2022-11-19 07:04:13,670 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-11-19 07:04:13,690 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.11 07:04:13 BoogieIcfgContainer [2022-11-19 07:04:13,690 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-19 07:04:13,691 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-19 07:04:13,691 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-19 07:04:13,691 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-19 07:04:13,692 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:03:43" (3/4) ... [2022-11-19 07:04:13,695 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-19 07:04:13,703 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure usb_submit_urb [2022-11-19 07:04:13,704 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure usb_autopm_get_interface [2022-11-19 07:04:13,704 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_error [2022-11-19 07:04:13,704 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure snd_pd_capture_open [2022-11-19 07:04:13,704 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure kref_get [2022-11-19 07:04:13,704 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_initialize [2022-11-19 07:04:13,704 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure usb_autopm_put_interface [2022-11-19 07:04:13,705 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure snd_pd_hw_capture_free [2022-11-19 07:04:13,705 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure fire_audio_urb [2022-11-19 07:04:13,705 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure usb_alloc_coherent [2022-11-19 07:04:13,705 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_check_return_value [2022-11-19 07:04:13,705 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure kref_put [2022-11-19 07:04:13,705 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure free_all_urb_generic [2022-11-19 07:04:13,706 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_handler_precall [2022-11-19 07:04:13,706 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure usb_free_urb [2022-11-19 07:04:13,706 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __create_pipe [2022-11-19 07:04:13,706 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure snd_pd_pcm_close [2022-11-19 07:04:13,706 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure snd_pd_prepare [2022-11-19 07:04:13,706 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_malloc [2022-11-19 07:04:13,706 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure usb_alloc_urb [2022-11-19 07:04:13,707 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_check_final_state [2022-11-19 07:04:13,707 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure alloc_bulk_urbs_generic [2022-11-19 07:04:13,707 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure usb_kill_urb [2022-11-19 07:04:13,708 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure audio_buf_free [2022-11-19 07:04:13,742 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 221 nodes and edges [2022-11-19 07:04:13,745 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 90 nodes and edges [2022-11-19 07:04:13,748 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 37 nodes and edges [2022-11-19 07:04:13,751 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 16 nodes and edges [2022-11-19 07:04:13,754 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2022-11-19 07:04:13,757 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2022-11-19 07:04:13,760 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-11-19 07:04:13,764 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-19 07:04:14,335 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69c90683-5467-4155-a59e-84a80e496ae6/bin/utaipan-I9t0OCRTmS/witness.graphml [2022-11-19 07:04:14,335 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-19 07:04:14,336 INFO L158 Benchmark]: Toolchain (without parser) took 100148.96ms. Allocated memory was 138.4MB in the beginning and 838.9MB in the end (delta: 700.4MB). Free memory was 89.7MB in the beginning and 217.6MB in the end (delta: -127.9MB). Peak memory consumption was 573.5MB. Max. memory is 16.1GB. [2022-11-19 07:04:14,337 INFO L158 Benchmark]: CDTParser took 0.24ms. Allocated memory is still 100.7MB. Free memory was 57.7MB in the beginning and 57.6MB in the end (delta: 84.0kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-19 07:04:14,337 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4862.44ms. Allocated memory was 138.4MB in the beginning and 299.9MB in the end (delta: 161.5MB). Free memory was 89.3MB in the beginning and 186.8MB in the end (delta: -97.5MB). Peak memory consumption was 87.3MB. Max. memory is 16.1GB. [2022-11-19 07:04:14,338 INFO L158 Benchmark]: Boogie Procedure Inliner took 345.67ms. Allocated memory is still 299.9MB. Free memory was 186.8MB in the beginning and 162.7MB in the end (delta: 24.1MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2022-11-19 07:04:14,338 INFO L158 Benchmark]: Boogie Preprocessor took 254.12ms. Allocated memory is still 299.9MB. Free memory was 162.7MB in the beginning and 145.9MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2022-11-19 07:04:14,338 INFO L158 Benchmark]: RCFGBuilder took 63581.20ms. Allocated memory was 299.9MB in the beginning and 698.4MB in the end (delta: 398.5MB). Free memory was 145.9MB in the beginning and 303.3MB in the end (delta: -157.4MB). Peak memory consumption was 368.0MB. Max. memory is 16.1GB. [2022-11-19 07:04:14,339 INFO L158 Benchmark]: TraceAbstraction took 30450.08ms. Allocated memory was 698.4MB in the beginning and 838.9MB in the end (delta: 140.5MB). Free memory was 303.3MB in the beginning and 354.9MB in the end (delta: -51.6MB). Peak memory consumption was 87.9MB. Max. memory is 16.1GB. [2022-11-19 07:04:14,339 INFO L158 Benchmark]: Witness Printer took 644.95ms. Allocated memory is still 838.9MB. Free memory was 354.9MB in the beginning and 217.6MB in the end (delta: 137.4MB). Peak memory consumption was 138.4MB. Max. memory is 16.1GB. [2022-11-19 07:04:14,341 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24ms. Allocated memory is still 100.7MB. Free memory was 57.7MB in the beginning and 57.6MB in the end (delta: 84.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4862.44ms. Allocated memory was 138.4MB in the beginning and 299.9MB in the end (delta: 161.5MB). Free memory was 89.3MB in the beginning and 186.8MB in the end (delta: -97.5MB). Peak memory consumption was 87.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 345.67ms. Allocated memory is still 299.9MB. Free memory was 186.8MB in the beginning and 162.7MB in the end (delta: 24.1MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 254.12ms. Allocated memory is still 299.9MB. Free memory was 162.7MB in the beginning and 145.9MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * RCFGBuilder took 63581.20ms. Allocated memory was 299.9MB in the beginning and 698.4MB in the end (delta: 398.5MB). Free memory was 145.9MB in the beginning and 303.3MB in the end (delta: -157.4MB). Peak memory consumption was 368.0MB. Max. memory is 16.1GB. * TraceAbstraction took 30450.08ms. Allocated memory was 698.4MB in the beginning and 838.9MB in the end (delta: 140.5MB). Free memory was 303.3MB in the beginning and 354.9MB in the end (delta: -51.6MB). Peak memory consumption was 87.9MB. Max. memory is 16.1GB. * Witness Printer took 644.95ms. Allocated memory is still 838.9MB. Free memory was 354.9MB in the beginning and 217.6MB in the end (delta: 137.4MB). Peak memory consumption was 138.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 11827]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 25 procedures, 157 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 30.3s, OverallIterations: 5, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 23.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 2.4s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 10 mSolverCounterUnknown, 848 SdHoareTripleChecker+Valid, 22.9s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 843 mSDsluCounter, 783 SdHoareTripleChecker+Invalid, 22.6s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 40 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 190 IncrementalHoareTripleChecker+Invalid, 200 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 743 mSDtfsCounter, 190 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 15 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=157occurred in iteration=0, InterpolantAutomatonStates: 15, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 5 MinimizatonAttempts, 8 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 80 LocationsWithAnnotation, 99 PreInvPairs, 100 NumberOfFragments, 572 HoareAnnotationTreeSize, 99 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 80 FomulaSimplificationsInter, 1476 FormulaSimplificationTreeSizeReductionInter, 2.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 0.9s SatisfiabilityAnalysisTime, 2.4s InterpolantComputationTime, 60 NumberOfCodeBlocks, 60 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 55 ConstructedInterpolants, 0 QuantifiedInterpolants, 125 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 8297]: Loop Invariant Derived loop invariant: (((1 == ldv_mutex_mutex_of_device && ldv_mutex_power_lock_of_snd_card == 1) && ldv_mutex_pm_mutex == 1) && ldv_mutex_lock_of_poseidon == 1) && ldv_mutex_vb_lock_of_videobuf_queue == 1 - InvariantResult [Line: 6133]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 8308]: Loop Invariant Derived loop invariant: (((1 == ldv_mutex_mutex_of_device && ldv_mutex_power_lock_of_snd_card == 1) && ldv_mutex_pm_mutex == 1) && ldv_mutex_lock_of_poseidon == 1) && ldv_mutex_vb_lock_of_videobuf_queue == 1 - InvariantResult [Line: 6099]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5429]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 8469]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 12749]: Loop Invariant Derived loop invariant: (((1 == ldv_mutex_mutex_of_device && ldv_mutex_power_lock_of_snd_card == 1) && ldv_mutex_pm_mutex == 1) && ldv_mutex_lock_of_poseidon == 1) && ldv_mutex_vb_lock_of_videobuf_queue == 1 - InvariantResult [Line: 6099]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 8633]: Loop Invariant Derived loop invariant: (((1 == ldv_mutex_mutex_of_device && ldv_mutex_power_lock_of_snd_card == 1) && ldv_mutex_pm_mutex == 1) && ldv_mutex_lock_of_poseidon == 1) && ldv_mutex_vb_lock_of_videobuf_queue == 1 - InvariantResult [Line: 6115]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 8492]: Loop Invariant Derived loop invariant: (((1 == ldv_mutex_mutex_of_device && ldv_mutex_power_lock_of_snd_card == 1) && ldv_mutex_pm_mutex == 1) && ldv_mutex_lock_of_poseidon == 1) && ldv_mutex_vb_lock_of_videobuf_queue == 1 - InvariantResult [Line: 8692]: Loop Invariant Derived loop invariant: (((1 == ldv_mutex_mutex_of_device && ldv_mutex_power_lock_of_snd_card == 1) && ldv_mutex_pm_mutex == 1) && ldv_mutex_lock_of_poseidon == 1) && ldv_mutex_vb_lock_of_videobuf_queue == 1 - InvariantResult [Line: 8268]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 8329]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 8633]: Loop Invariant Derived loop invariant: (((1 == ldv_mutex_mutex_of_device && ldv_mutex_power_lock_of_snd_card == 1) && ldv_mutex_pm_mutex == 1) && ldv_mutex_lock_of_poseidon == 1) && ldv_mutex_vb_lock_of_videobuf_queue == 1 - InvariantResult [Line: 6138]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 8679]: Loop Invariant Derived loop invariant: (((1 == ldv_mutex_mutex_of_device && ldv_mutex_power_lock_of_snd_card == 1) && ldv_mutex_pm_mutex == 1) && ldv_mutex_lock_of_poseidon == 1) && ldv_mutex_vb_lock_of_videobuf_queue == 1 - InvariantResult [Line: 8697]: Loop Invariant Derived loop invariant: ldv_mutex_lock_of_poseidon == 1 - InvariantResult [Line: 8663]: Loop Invariant Derived loop invariant: (((1 == ldv_mutex_mutex_of_device && ldv_mutex_power_lock_of_snd_card == 1) && ldv_mutex_pm_mutex == 1) && ldv_mutex_lock_of_poseidon == 1) && ldv_mutex_vb_lock_of_videobuf_queue == 1 - InvariantResult [Line: 12746]: Loop Invariant Derived loop invariant: (((1 == ldv_mutex_mutex_of_device && ldv_mutex_power_lock_of_snd_card == 1) && ldv_mutex_pm_mutex == 1) && ldv_mutex_lock_of_poseidon == 1) && ldv_mutex_vb_lock_of_videobuf_queue == 1 RESULT: Ultimate proved your program to be correct! [2022-11-19 07:04:14,405 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69c90683-5467-4155-a59e-84a80e496ae6/bin/utaipan-I9t0OCRTmS/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE